03746 ZIP Code — Cornish Flat, NH
Sullivan County, New Hampshire
ZIP code 03746 is located in Cornish Flat, New Hampshire, within Sullivan County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 603.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
03746 ZIP code map
Cities in ZIP code 03746
Below are the cities the US Postal Service accepts for ZIP code 03746. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Cornish Flat | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 33 |
| County FIPS | 019 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 43.4973 |
| Longitude | -72.2800 |
| Timezone | Eastern (ET) |
| Area code | 603 |
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 13.8% | 39.4% | 31.0% |
| $50k – $100k | 36.9% | 36.1% | 31.2% |
| $100k – $200k | 38.5% | 19.6% | 28.1% |
| Over $200k | 10.8% | 4.9% | 9.7% |